L9-5 Notes:

1
Chapter 9

• L9-5 Notes
• Two-Step Equations

2
Vocabulary

• Equations like 2x 3 11 that have two
  different operations are called two-step
  equations.
• To solve a two-step equation you need to work
  backward using the reverse of the order of
  operations.

3
Examples

• Solve 3x -2 7.

4
Example

• Solve 5x 3 -13.

5
On Your Own

• Solve the two-step equation. Check your work.
• 1. 3a 2 14
• 2. 4b 3 5
• 3. 1 3c 4